noun Etymology: perhaps from trans- + retinoic acid Date: 1980 the all-trans isomer of retinoic acid that is applied to the skin to treat severe acne and reduce facial wrinkles, roughness, and pigmented spots
TRETINOIN
Meaning of TRETINOIN in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012